package medium;

/**
 * @Author: 582895699@qq.com
 * @Desctription: TODO
 * @Date: Created in 2021/12/17 14:48
 */
public abstract class AbstractMedium {

    private Sale sale;
    private Stock stock;
    private Purchase purchase;

    public AbstractMedium() {
        this.sale = new Sale();
        this.stock = new Stock();
        this.purchase = new Purchase();
    }

    public abstract void execute(String str, Object... objects);


}
